code: def md5(text: str):
      """Calculate the md5 value of the input text."""
      md5code = hashlib.md5(text.encode())
      return md5code.hexdigest()
  
imports: import hashlib
  import os
  import time
  import json
  import uuid
  import yaml
  from easydict import EasyDict
  import paddlehub.env
label_desc: Use image node_id 1 for calling a global function with example usage: md5(text) and returns: md5code